BR9706981A - Processo para preparação de tetraalquil 1,2,2,3,4- butanotetracarboxilatos - Google Patents
Processo para preparação de tetraalquil 1,2,2,3,4- butanotetracarboxilatosInfo
- Publication number
- BR9706981A BR9706981A BR9706981A BR9706981A BR9706981A BR 9706981 A BR9706981 A BR 9706981A BR 9706981 A BR9706981 A BR 9706981A BR 9706981 A BR9706981 A BR 9706981A BR 9706981 A BR9706981 A BR 9706981A
- Authority
- BR
- Brazil
- Prior art keywords
- butanotetracarboxylates
- tetraalkyl
- alkanol
- preparing tetraalkyl
- preparing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- -1 alkali metal acetate Chemical class 0.000 abstract 1
- GGAUUQHSCNMCAU-UHFFFAOYSA-N butane-1,2,3,4-tetracarboxylic acid Chemical class OC(=O)CC(C(O)=O)C(C(O)=O)CC(O)=O GGAUUQHSCNMCAU-UHFFFAOYSA-N 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 150000002688 maleic acid derivatives Chemical class 0.000 abstract 1
- 125000001453 quaternary ammonium group Chemical group 0.000 abstract 1
- 239000003115 supporting electrolyte Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/29—Coupling reactions
- C25B3/295—Coupling reactions hydrodimerisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1034596P | 1996-01-16 | 1996-01-16 | |
| PCT/US1997/000658 WO1997026389A1 (en) | 1996-01-16 | 1997-01-16 | Process for the preparation of tetraalkyl 1,2,3,4-butanetetracarboxylates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9706981A true BR9706981A (pt) | 1999-07-20 |
Family
ID=21745307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9706981A BR9706981A (pt) | 1996-01-16 | 1997-01-16 | Processo para preparação de tetraalquil 1,2,2,3,4- butanotetracarboxilatos |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0896642B1 (cs) |
| JP (1) | JP2001513846A (cs) |
| KR (1) | KR19990077244A (cs) |
| CN (1) | CN1214087A (cs) |
| AT (1) | ATE205555T1 (cs) |
| AU (1) | AU1700997A (cs) |
| BR (1) | BR9706981A (cs) |
| CA (1) | CA2241651A1 (cs) |
| CZ (1) | CZ204498A3 (cs) |
| DE (1) | DE69706668T2 (cs) |
| IL (1) | IL125347A0 (cs) |
| NO (1) | NO983269D0 (cs) |
| WO (1) | WO1997026389A1 (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2985364A1 (en) * | 2014-08-14 | 2016-02-17 | Basf Se | Process for preparing alcohols by electrochemical reductive coupling |
| EP4585720A1 (de) | 2024-01-11 | 2025-07-16 | Evonik Oxeno GmbH & Co. KG | Elektrochemisches verfahren zur herstellung von 1,2,3,4-butantetracarbonsäuretetraalkylestern |
| EP4585585A1 (de) | 2024-01-11 | 2025-07-16 | Evonik Oxeno GmbH & Co. KG | Zweistufiges verfahren zur herstellung von 1,2,3,4-butantetracarbonsäuretetraalkylestern |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR930001325B1 (ko) * | 1989-12-14 | 1993-02-26 | 몬산토 캄파니 | 부탄테트라 카복실산의 제조방법 |
-
1997
- 1997-01-16 CA CA002241651A patent/CA2241651A1/en not_active Abandoned
- 1997-01-16 AU AU17009/97A patent/AU1700997A/en not_active Abandoned
- 1997-01-16 CZ CZ982044A patent/CZ204498A3/cs unknown
- 1997-01-16 WO PCT/US1997/000658 patent/WO1997026389A1/en not_active Application Discontinuation
- 1997-01-16 IL IL12534797A patent/IL125347A0/xx unknown
- 1997-01-16 CN CN97193115A patent/CN1214087A/zh active Pending
- 1997-01-16 EP EP97902956A patent/EP0896642B1/en not_active Expired - Lifetime
- 1997-01-16 KR KR1019980705388A patent/KR19990077244A/ko not_active Withdrawn
- 1997-01-16 BR BR9706981A patent/BR9706981A/pt not_active Application Discontinuation
- 1997-01-16 AT AT97902956T patent/ATE205555T1/de not_active IP Right Cessation
- 1997-01-16 DE DE69706668T patent/DE69706668T2/de not_active Expired - Fee Related
- 1997-01-16 JP JP52616497A patent/JP2001513846A/ja not_active Withdrawn
-
1998
- 1998-07-15 NO NO983269A patent/NO983269D0/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU1700997A (en) | 1997-08-11 |
| CN1214087A (zh) | 1999-04-14 |
| NO983269L (no) | 1998-07-15 |
| JP2001513846A (ja) | 2001-09-04 |
| CA2241651A1 (en) | 1997-07-24 |
| EP0896642B1 (en) | 2001-09-12 |
| NO983269D0 (no) | 1998-07-15 |
| KR19990077244A (ko) | 1999-10-25 |
| ATE205555T1 (de) | 2001-09-15 |
| WO1997026389A1 (en) | 1997-07-24 |
| DE69706668T2 (de) | 2002-09-12 |
| DE69706668D1 (de) | 2001-10-18 |
| CZ204498A3 (cs) | 1999-06-16 |
| IL125347A0 (en) | 1999-03-12 |
| EP0896642A1 (en) | 1999-02-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Transfer |
Free format text: SOLUTIA, INC. (US) |
|
| FA10 | Dismissal: dismissal - article 33 of industrial property law | ||
| HKFN | Application deemed withdrawn (deleted) | ||
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |